It provided basis for applicafion of these plants.The best isolation condition and content of polysacchride in Lycoris Herb upon taxonomy group were discussed.

• 为石蒜属植物多糖开发利用提供依据,更为相关石蒜属植物多糖的最佳提纯过程和探讨该属种间亲缘关系提供资料。